Pollutants that adversely affect ozone layer - Environment & Biodiversity

Q.  Which of the following are sources of pollutants that adversely affect the ozone layer?

1) Bromine
2) Carbon tetrachloride
3) Nitric Oxide
4) Methyl chloroform
5) Chlorofluorocarbons

- Published on 28 Aug 15

a. Only 1, 2 and 5
b. Only 1, 2, 3 and 5
c. Only 1, 3, 4 and 5
d. All of the above

ANSWER: All of the above
 
Other sources – Hydrochlorofluorocarbons, chlorine, halons, hydrobromofluorocarbons and methyl bromide.

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